<template>
  <div class="login-wrapper">
   <div class="modal">
     <el-form ref="userForm" :model="user" status-icon :rules="rules">
       <div class="title">火星</div>
       <el-form-item prop="userName">
         <el-input type="text" prefix-icon="el-icon-user" v-model="user.userName" />
       </el-form-item>
       <el-form-item prop="userPwd"> 
         <el-input type="password" prefix-icon="el-icon-view" v-model="user.userPwd" />
       </el-form-item>
       <el-form-item>
         <el-button type="primary" class="btn-login" @click="login">登录</el-button>
       </el-form-item>
     </el-form>
   </div>
  </div>
</template>

<script>
import { defineComponent } from 'vue'
// import { useRouter } from 'vue-router'

export default defineComponent({
  name: 'login',
  data(){
    return {
      user: {
        userName: '',
        userPwd: ''
      },
      rules: {
        userName: [
          { required: true, message: '请输入用户名', trigger: 'blur'}
        ],
        userPwd: [
          { required: true, message: '请输入密码', trigger: 'blur'}
        ]
      }
    }
  },
  methods: {
    login(){
      this.$refs.userForm.validate(valid => { // valid就是验证表单是否有输入，true/false,输入/未输入
        if(valid){
          // console.log(valid)
          this.$api.login(this.user).then(res => {
            console.log(res)
            // 登陆成功后保存用户信息
            this.$store.commit('saveUserInfo', res)
            this.$router.push('/welcome')
          })
        } else {
          return false
        }
      })
    },
    goHome(){
      this.$router.push('/welcome')
    }
  }
})
</script>

<style lang="scss">
.login-wrapper {
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: #f9fcff;
  width: 100vw;
  height: 100vh;
  .modal {
    width: 500px;
    padding: 50px;
    background-color: #fff;
    border-radius: 4px;
    box-shadow: 0px 0px 10px 3px #c7c9cb4d;
    .title {
      font-size: 50px;
      line-height: 1.5;
      text-align: center;
      margin-bottom: 30px;
    }
    .btn-login {
      width: 100%;
    }
  }
}
</style>